coder-xiaomo/leetcode-problemset
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小墨
2025-09-29 14:43:44 +08:00
parent 2862a227c4
commit 13f2098086
4409 changed files with 168933 additions and 166256 deletions
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18
leetcode-cn/originData/duplicate-emails.json
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@@ -12,12 +12,12 @@
"translatedContent": "<p><meta charset=\"UTF-8\" /></p>\n\n<p>表:&nbsp;<code>Person</code></p>\n\n<pre>\n+-------------+---------+\n| Column Name | Type |\n+-------------+---------+\n| id | int |\n| email | varchar |\n+-------------+---------+\nid 是该表的主键（具有唯一值的列）。\n此表的每一行都包含一封电子邮件。电子邮件不包含大写字母。\n</pre>\n\n<p>&nbsp;</p>\n\n<p>编写解决方案来报告所有重复的电子邮件。 请注意，可以保证电子邮件字段不为 NULL。</p>\n\n<p>以&nbsp;<strong>任意顺序&nbsp;</strong>返回结果表。</p>\n\n<p>结果格式如下例。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例&nbsp;1:</strong></p>\n\n<pre>\n<strong>输入:</strong> \nPerson 表:\n+----+---------+\n| id | email |\n+----+---------+\n| 1 | a@b.com |\n| 2 | c@d.com |\n| 3 | a@b.com |\n+----+---------+\n<strong>输出:</strong> \n+---------+\n| Email |\n+---------+\n| a@b.com |\n+---------+\n<strong>解释:</strong> a@b.com 出现了两次。</pre>\n",
"isPaidOnly": false,
"difficulty": "Easy",
"likes": 521,
"likes": 533,
"dislikes": 0,
"isLiked": null,
"similarQuestions": "[]",
"contributors": [],
"langToValidPlayground": "{\"cpp\": false, \"java\": false, \"python\": false, \"python3\": false, \"mysql\": false, \"mssql\": false, \"oraclesql\": false, \"c\": false, \"csharp\": false, \"javascript\": false, \"typescript\": false, \"bash\": false, \"php\": false, \"swift\": false, \"kotlin\": false, \"dart\": false, \"golang\": false, \"ruby\": false, \"scala\": false, \"html\": false, \"pythonml\": false, \"rust\": false, \"racket\": false, \"erlang\": false, \"elixir\": false, \"pythondata\": false, \"react\": false, \"vanillajs\": false, \"postgresql\": false, \"cangjie\": false}",
"langToValidPlayground": "{\"cpp\": false, \"java\": false, \"python3\": false, \"python\": false, \"javascript\": false, \"typescript\": false, \"csharp\": false, \"c\": false, \"golang\": false, \"kotlin\": false, \"swift\": false, \"rust\": false, \"ruby\": false, \"php\": false, \"dart\": false, \"scala\": false, \"elixir\": false, \"erlang\": false, \"racket\": false, \"cangjie\": false, \"bash\": false, \"html\": false, \"pythonml\": false, \"react\": false, \"vanillajs\": false, \"mysql\": false, \"mssql\": false, \"postgresql\": false, \"oraclesql\": false, \"pythondata\": false}",
"topicTags": [
{
"name": "Database",
@@ -40,6 +40,12 @@
"code": "/* Write your T-SQL query statement below */",
"__typename": "CodeSnippetNode"
},
{
"lang": "PostgreSQL",
"langSlug": "postgresql",
"code": "-- Write your PostgreSQL query statement below",
"__typename": "CodeSnippetNode"
},
{
"lang": "Oracle",
"langSlug": "oraclesql",
@@ -51,15 +57,9 @@
"langSlug": "pythondata",
"code": "import pandas as pd\n\ndef duplicate_emails(person: pd.DataFrame) -> pd.DataFrame:\n ",
"__typename": "CodeSnippetNode"
},
{
"lang": "PostgreSQL",
"langSlug": "postgresql",
"code": "-- Write your PostgreSQL query statement below",
"__typename": "CodeSnippetNode"
}
],
"stats": "{\"totalAccepted\": \"367.1K\", \"totalSubmission\": \"466K\", \"totalAcceptedRaw\": 367092, \"totalSubmissionRaw\": 465997, \"acRate\": \"78.8%\"}",
"stats": "{\"totalAccepted\": \"396.3K\", \"totalSubmission\": \"505.2K\", \"totalAcceptedRaw\": 396321, \"totalSubmissionRaw\": 505246, \"acRate\": \"78.4%\"}",
"hints": [],
"solution": {
"id": "103",